# A064653 (b-file synthesized from sequence entry) 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 12 11 16 12 18 13 24 14 26 15 28 16 36 17 42 18 60 19 72 20 84 21 90 22 96 23 108 24 240 25 300 26 420 27 1050 28 1260